Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q261: Manchester encoding uses ________ to encode data.
- A: signal strength
- B: signal changes
- C: pulse shifts
- D: time slots
View Answer
B
Q262: LAN started developing in the ________.
- A: 1960s
- B: 1970s
- C: 1980s
- D: 1990s
View Answer
A
Q263: Ethernet was invented in the decade of ________.
- A: 1950s
- B: 1960s
- C: 1970s
- D: 1980s
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C
Q264: Star topology is logically like a ________.
- A: tree
- B: loop
- C: bus
- D: star
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D
Q265: Ring topology forms a ________ loop of computers.
- A: closed
- B: open
- C: half
- D: full
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A
Q266: Bus topology uses a ________ coaxial cable.
- A: single
- B: dual
- C: looped
- D: switch-based
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A
Q267: LANs are cost-effective because they ________.
- A: reduce distance
- B: require less electricity
- C: reduce number of connections
- D: use optical cables
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C
Q268: LANs are most effective when communication follows ________.
- A: spatial locality
- B: temporal locality
- C: random topology
- D: point-to-point system
View Answer
A
Q269: Temporal locality is useful to decide ________.
- A: network cable type
- B: which computers to add
- C: which LAN topology to use
- D: network software
View Answer
B
Q270: All computers in a bus topology are connected to a ________ cable.
- A: coaxial
- B: USB
- C: optical
- D: serial
View Answer
A